26555530 has 32 divisors (see below), whose sum is σ = 52254720. Its totient is φ = 9672960.

The previous prime is 26555519. The next prime is 26555531. The reversal of 26555530 is 3555562.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 26555492 and 26555501.

It is not an unprimeable number, because it can be changed into a prime (26555531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2751 + ... + 7789.

It is an arithmetic number, because the mean of its divisors is an integer number (1632960).

Almost surely, 2^26555530 is an apocalyptic number.

26555530 is a deficient number, since it is larger than the sum of its proper divisors (25699190).

26555530 is a wasteful number, since it uses less digits than its factorization.

26555530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5094.

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 26555530 is about 5153.2057983356. The cubic root of 26555530 is about 298.3446981997.

The spelling of 26555530 in words is "twenty-six million, five hundred fifty-five thousand, five hundred thirty".